That resulted in the backtrace I sent previously:
#0 0x00002b0099ec4c4c in mca_btl_sm_component_progress ()
from /netapp/sali/jlb/ompi-1.4.5/lib/openmpi/mca_btl_sm.so
#1 0x00002b00967737ca in opal_progress ()
from /netapp/sali/jlb/ompi-1.4.5/lib/libopen-pal.so.0
#2 0x00002b00975ef8d5 in barrier ()
from /netapp/sali/jlb/ompi-1.4.5/lib/openmpi/mca_grpcomm_bad.so
#3 0x00002b009628da24 in ompi_mpi_init ()
from /netapp/sali/jlb/ompi-1.4.5/lib/libmpi.so.0
#4 0x00002b00962b24f0 in PMPI_Init ()
from /netapp/sali/jlb/ompi-1.4.5/lib/libmpi.so.0
#5 0x0000000000400826 in main (argc=1, argv=0x7fff9fe113f8)
at mpihello-long.c:11

For kicks, I tried a 2nd compile of 1.4.5 with a bare minimum of options:

./configure --prefix=$HOME/ompi-1.4.5 --with-sge

That resulted in a slightly different backtrace that seems to be missing
a bit:
#0 0x00002b7bbc8681d0 in ?? ()
#1 <signal handler called>
#2 0x00002b7bbd2b8f6c in mca_btl_sm_component_progress ()
from /netapp/sali/jlb/ompi-1.4.5/lib/openmpi/mca_btl_sm.so
#3 0x00002b7bb9b2feda in opal_progress ()
from /netapp/sali/jlb/ompi-1.4.5/lib/libopen-pal.so.0
#4 0x00002b7bba9a98d5 in barrier ()
from /netapp/sali/jlb/ompi-1.4.5/lib/openmpi/mca_grpcomm_bad.so
#5 0x00002b7bb965d426 in ompi_mpi_init ()
from /netapp/sali/jlb/ompi-1.4.5/lib/libmpi.so.0
#6 0x00002b7bb967cba0 in PMPI_Init ()
from /netapp/sali/jlb/ompi-1.4.5/lib/libmpi.so.0
#7 0x0000000000400826 in main (argc=1, argv=0x7fff93634788)
at mpihello-long.c:11

> Can you also run with a debug build of Open MPI
> so we can see the line numbers?